VI - INTRODUCTION. 



and in all ages received that honorable title. Not many 

 years will pass away without seeing his important inven- 

 tion brought into extensive use, both in*the Old and New 

 World. Its great merits need only to be known ; and 

 this Time will certainly bring about. 



R. BAIRD. 



New York, March 5th, 1857. 



